We have always been been intrigued by keeping secrets and uncovering the secrets of others, whether that’s childhood secret messages, or secrets and codebreaking of national importance. With a film, The…

Military intelligence has relied on observing and reading enemy messages since the earliest times of conflict. But it was during World War I that great leaps were made in the technology needed to intercept…

Over the next five years, the UK government will spend £270m on supporting research in “quantum technology”. When budget announcements were made in 2013, provisions for offshore wind and shale gas extraction…

Cryptolocker, a particularly vicious form of malware that first appeared in September 2013, is a game-changer. After getting into your computer, it will encrypt all your data files, from your word documents…

To conquer Cicada 3301, participants need The Da Vinci Code skill set: the ability to think laterally, a vast general knowledge and a mastery of internet technology.
Flickr: David ReevesJanuary 1, 2014

Ciphers, conspiracies, secret societies, the dark web - intrigued yet? Of course you are! As curious animals, there is nothing we love more than a mystery, especially one with a hint of the secret underground…

The big questions in the Snowden saga hinge on who knows what about encryption.
Bob LordDecember 4, 2013

Despite all the political blustering that has surrounded Guardian editor Alan Rusbridger’s meeting with the House of Commons Home Affairs Committee this week, the real story in the Snowden affair is cryptography…